Other questions in this quiz

2. infared radiation has a longer wavelength than ultra-violet rays from the sun.

  • True
  • False

3. radiation emitted by a source travels in straight lines until it hits another object.

  • True
  • False

4. end of test

  • True
  • False

5. a beta particle is a helium nucleus.

  • False
  • True

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saghir malik

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hi.

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